1930515922273 has 2 divisors, whose sum is σ = 1930515922274. Its totient is φ = 1930515922272.

The previous prime is 1930515922253. The next prime is 1930515922337. The reversal of 1930515922273 is 3722295150391.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1016612425984 + 913903496289 = 1008272^2 + 955983^2 .

It is a cyclic number.

It is not a de Polignac number, because 1930515922273 - 2¹³ = 1930515914081 is a prime.

It is a super-2 number, since 2×1930515922273² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1930515922253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 965257961136 + 965257961137.

It is an arithmetic number, because the mean of its divisors is an integer number (965257961137).

Almost surely, 2^{1930515922273} is an apocalyptic number.

It is an amenable number.

1930515922273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1930515922273 is an equidigital number, since it uses as much as digits as its factorization.

1930515922273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1020600, while the sum is 49.

The spelling of 1930515922273 in words is "one trillion, nine hundred thirty billion, five hundred fifteen million, nine hundred twenty-two thousand, two hundred seventy-three".